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    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
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    <title>块元素与行元素</title>
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<body>
    <h1>标题</h1>
    <p>段落</p>
    <ul>
        <li>列表1</li>
        <li>列表2</li>
    </ul>

    <a href="#">超链接</a>
    <span>内容</span>
    <em>注重语气</em>
    <img src="1.webp" alt="小姐姐">
    <img src="1.webp" alt="小姐姐">
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